国家/地区 欧洲专利局（EPO）（15）
IPC部 B（15）
IPC大类 C01（15）
IPC小类 C01B（15）
IPC C01B032/225（15）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） KWON W（2） KWON W J（2）
NAGISA K（2） ROSCHER S（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（4） 2021（4） 2017（3） 2014（2）
申请年 2020（4）  2014（3）  2015（3）  2016（3） 
专利权人 LG CHEM LTD（3） FRAUNHOFER G.（2） GRAPHENE PLA.（2） GRAPHENE PLA.（2）
LG CHEM CO L.（2）

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Producing graphene nanosheet by manufacturing electrode assembly comprising artificial graphite as negative electrode and lithium metal counter electrode, immersing in electrolyte, electrochemically charging, separating and exfoliating.

NOH S I, WOO S W, LEE C J, NOH S, WOO S, LEECHANGJU, LI C, YU X

Exfoliating graphene flakes from graphite sample by compressing a graphite sample in an electrochemical reactor, and applying a voltage between the graphite sample and an electrode in the electrochemical cell.

ROSCHER S

Method of monitoring production of material in liquid dispersion in real time involves supplying dispersion to fluid gap between light-transmissive layer and layer having reflective surface, illuminating and determining concentration.

PETIT C, MATAR O, STAFFORD J

Device for expansion of graphite into graphene flakes used for providing e.g. conductive coatings, comprises container which is provided for receiving electrolyte, anode and cathode which consists of diamond.

NEBEL C E, HOFFMANN R, ROSCHER S, ROSCHNER S, HOFFMAN R

Plate-shaped material exfoliating apparatus for manufacturing graphene, consists of inlet for supplying plate-shaped material having preset velocity, high-pressure pump, microchannel, and outlet provided at rear end of microchannel.

YOO K H, KIM E J, KIM I Y, PARK P S, IM Y H, KWON W J, YOO K, KIM E, KIM I, PARK P, IM Y, KWON W

Producing graphene or graphene-like material, comprises dispersing particles of crystalline graphitic material in solvent or surfactant mixtures, submitting mixture to a cavitation force, and submitting mixture to high shear agitation.

FONSECA FERREIRA DA SILVA R, MARQUES ABRANTES V E, REIS FIGUEIREDO B, MARQUES A V E, REIS F B, FONSECA F D S R

Production of graphene used for electronic component, involves high-speed homogenizing dispersion solution containing expanded graphite and dispersing agent, preparing feed solution, and high-pressure homogenizing.

YANG S B, KWON W J, PARK S H, LEE M J, SOHN K N, YANG S, SOHN K, KWON W, PARK S, LI M

Particle for particulate material used for composite material, particle dispersion and article comprises stacked sub-structures in which each sub-structure includes stack of graphene layers.

WALTERS I, WALTERS D

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y